protected void handleInvocationException(final Throwable t) throws Exception {
      if (t instanceof MBeanException) {
         throw ((MBeanException) t).getTargetException();
      }
      if (t instanceof Exception) {
         if (t instanceof InvocationTargetException) {
            throw (Exception) t;
         } else if (t instanceof SecurityException) {
             throw (Exception) t;
         }  else {
            SOAPFaultException ex = findSoapFaultException(t);
            if (ex != null) {
               throw new InvocationTargetException(ex);
            }
            throw new InvocationTargetException(t);
         }
      }
      if (t instanceof Error) {
         throw (Error) t;
      }
      throw new UndeclaredThrowableException(t);
    }